#include <iostream>
#include <vector>
#include <list>
// 5
int main()
{
    // std::pair<int,std::string> p(1,"zhangsan"); 
    std::pair p(1,"zhangsan");  // 自动推导类模板
    std::vector v = {1,2,3};
    std::list l = {1,2,3};

    // std::map m = 
    // {
    //     {1,"zhangsan"}
    // };
    return 0;
}